John Gruber illustrates the dangers of not having a clue about history: "The utter simplicity of the iOS home screen is Apple's innovation. It's the simplest, most obvious 'system' ever designed." Thanks for playing.

Yeah. Exactly this. The original iphone screen size was the optimal screen size, until it wasn't. PowerPC chips were always faster than intel, until they switched. Third party apps were a terrible idea, until the appstore.